MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Vidar

Vendor detections: 16

Intelligence 16 IOCs YARA 3 File information Comments

SHA256 hash:	94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49
SHA3-384 hash:	6f447e12596a1eeccf52aa3c3aa71b772548456f303b3708622176800cbe96178903e8a2f343f7e37a86d7e28a8dca09
SHA1 hash:	e0ac0ced62c25bcbac1e87f3323691450c834067
MD5 hash:	b470106d2e9860ea4697e58d9bb59005
humanhash:	east-cola-twelve-one
File name:	file
Download:	download sample
Signature	Vidar Create hunting rule
File size:	433'152 bytes
First seen:	2024-05-20 17:06:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	859f854d564613681149056ef60f0052 (4 x Vidar, 1 x RedLineStealer, 1 x RiseProStealer)
ssdeep	6144:qqi+RrKHLIo4V1p+a3Vy/JDDn4LjGQpk3KXHX5dkXjKhyBc2S6LSH:sHLIoCCDujGUZXHXYuhyBc2S6L
TLSH	T17694D011B9C18432D96315330AB4C7F46B7DF4304EB2AA8FA7941ABECF70291E72575A
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter	Bitsight
Tags:	exe vidar

Bitsight

url: https://vk.com/doc5294803_669781363?hash=j42xM45EsFeSnL9WHwJ9VeGaMDA9D0xj1aiR2z8bT1D&dl=rznYNI4naI8osNe2hKW8FIVGWZ9f0FNDlFKk4gEW3vk&api=1&no_preview=1#mene

Intelligence

File Origin

# of uploads :

# of downloads :

369

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49.exe

Verdict:

Malicious activity

Analysis date:

2024-05-20 17:09:01 UTC

Tags:

vidar telegram stealer stealc

Link:

https://app.any.run/tasks/c21b2ed2-6cce-4db1-9c22-c547424fc72c

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Trojan.Reline-10030219-0

Verdict:

Malicious

Score:

90.2%

Tags:

Vidar

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Launching a process

Сreating synchronization primitives

Behavior that indicates a threat

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

crypto fingerprint packed

Link:

https://www.filescan.io/uploads/664b8338d5c40bffee639c61/reports/f397e9d3-8937-4e6e-87f4-21a9f20e591c/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/eb62cbe5-0377-466e-97c2-8f55276eb303

Result

Threat name:

Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1444444

Signature

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Writes to foreign memory regions

Yara detected AntiVM3

Yara detected Powershell download and execute

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49/

Threat name:

Win32.Trojan.Stealerc

Status:

Malicious

First seen:

2024-05-20 17:07:05 UTC

File Type:

PE (Exe)

AV detection:

19 of 23 (82.61%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ssumi3axex5wk2mq6c2tmfto3jumg5ust4hcehta3mfpn4xuvreq._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:stealc family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/240520-vmy5dshh56/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Suspicious use of SetThreadContext

Checks installed software on the system

Checks computer location settings

Reads data files stored by FTP clients

Detect Vidar Stealer

Stealc

Vidar

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/f315400a-4cdc-4977-b9d2-e4c5fcbe0ebe

Unpacked files

SH256 hash:

ab59931fb0325a31ac86e463f06c01cbb8a8c8ad2f2512a19e84698af282900a

MD5 hash:

d050234371767864e62dec5e015e5a97

SHA1 hash:

a79f522437369265febe88afd65d86eb67d3b4e7

Detections:

VidarStealer

win_stealc_a0

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Link:

https://www.unpac.me/results/212213be-809e-4280-ad11-d0e632c1cc15/

Parent samples :

ab59931fb0325a31ac86e463f06c01cbb8a8c8ad2f2512a19e84698af282900a
4a167b4a455e452e6e18d6c3da7485ee6200eecc6ba9cb386c13017893f42106
c49f3891c5f1168f59eccfec2dfd503fda8f321a7a7cfc81e1edad027854edc0
80994b791b545ba6a8c906e046ab6ae79c5875a4f42da07085113b4b6f22f8ca
6f34e7b47f6769d81c279e85afec251575561fcd92ad2eca935952b28bc54aae
def454f0d1da69d6c01caed4c7c1894441ba72e8153a9b4058f4407007aaf578
a2f94952c89ea440f82877365db5b4a5cf14a10e4168a22a92fce4a8fd98404f
52b70e93f94a283fc21c250db083e78fa3b7b0da91e21c7f6ac89cde730638fa
fed19121e9d547d9762e7aa6dd53e0756c414bd0a0650e38d6b0c01b000ad2fc
3f9fad1abdb738d1b67e40e2070cec3e5103972f01867df699727e1e1fa8b5fd
ac5be0e12802839366243997af6620e86ae4540a9bd888e1ac140323400095c1
94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49
0e4673760c64a0792815f9d9562f47346818e54eb29cf1e1d39410fca5f8e00c
718f3ddfb33000759e207ae9f4b3118b34ce44f794749993f660fdcdf4dab027

SH256 hash:

94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49

MD5 hash:

b470106d2e9860ea4697e58d9bb59005

SHA1 hash:

e0ac0ced62c25bcbac1e87f3323691450c834067

Link:

https://www.unpac.me/results/212213be-809e-4280-ad11-d0e632c1cc15/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Vidar

exe 94a8c46c1725fb656990f0b536166eda68c376929f0e221e60db0af6f2f4ac49

(this sample)

Dropped by

Privateloader

Delivery method

Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW
WIN_CRYPT_API	Uses Windows Crypt API	ADVAPI32.dll::CryptDecrypt

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